com.neurosys.etl.common

Class TransformerToPredicate

java.lang.Object

com.neurosys.etl.common.TransformerToPredicate

All Implemented Interfaces:

org.apache.commons.collections.Predicate

public class TransformerToPredicate
extends Object
implements org.apache.commons.collections.Predicate

Wrapper: Convert a Transformer to a Predicate.
If the transformed output is not null it will return true else false.

Author:

Arjun Dhar

Constructor Summary

Constructors

Constructor and Description
TransformerToPredicate()
TransformerToPredicate(org.apache.commons.collections.Transformer transformer)

Method Summary

Modifier and Type	Method and Description
boolean	evaluate(Object input)
org.apache.commons.collections.Transformer	getTransformer()
boolean	isInverse() If true then null result will produce true was evaluate(Object) result
void	setInverse(boolean inverse) If true then null result will produce true was evaluate(Object) result
void	setTransformer(org.apache.commons.collections.Transformer transformer)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TransformerToPredicate

public TransformerToPredicate()

TransformerToPredicate

public TransformerToPredicate(org.apache.commons.collections.Transformer transformer)

Method Detail

evaluate

public boolean evaluate(Object input)

Specified by:

evaluate in interface org.apache.commons.collections.Predicate

getTransformer

public org.apache.commons.collections.Transformer getTransformer()

setTransformer

public void setTransformer(org.apache.commons.collections.Transformer transformer)

isInverse

public boolean isInverse()

If true then null result will produce true was evaluate(Object) result

setInverse

public void setInverse(boolean inverse)

If true then null result will produce true was evaluate(Object) result